1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL GOOGLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef RTCDTMFSenderHandler_h
27#define RTCDTMFSenderHandler_h
28
29#include "platform/PlatformExport.h"
30#include "platform/mediastream/RTCDTMFSenderHandlerClient.h"
31#include "public/platform/WebRTCDTMFSenderHandler.h"
32#include "public/platform/WebRTCDTMFSenderHandlerClient.h"
33#include "wtf/OwnPtr.h"
34#include "wtf/PassOwnPtr.h"
35
36namespace WebCore {
37
38class RTCDTMFSenderHandlerClient;
39
40class PLATFORM_EXPORT RTCDTMFSenderHandler : public blink::WebRTCDTMFSenderHandlerClient {
41    WTF_MAKE_NONCOPYABLE(RTCDTMFSenderHandler);
42public:
43    static PassOwnPtr<RTCDTMFSenderHandler> create(blink::WebRTCDTMFSenderHandler*);
44    virtual ~RTCDTMFSenderHandler();
45
46    void setClient(RTCDTMFSenderHandlerClient*);
47
48    String currentToneBuffer();
49
50    bool canInsertDTMF();
51    bool insertDTMF(const String& tones, long duration, long interToneGap);
52
53    // blink::WebRTCDTMFSenderHandlerClient implementation.
54    virtual void didPlayTone(const blink::WebString& tone) const OVERRIDE;
55
56private:
57    explicit RTCDTMFSenderHandler(blink::WebRTCDTMFSenderHandler*);
58
59    OwnPtr<blink::WebRTCDTMFSenderHandler> m_webHandler;
60    RTCDTMFSenderHandlerClient* m_client;
61};
62
63} // namespace WebCore
64
65#endif // RTCDTMFSenderHandler_h
66